Introducing the Morimoto XB LED Tail Lights for GMC Sierra trucks! Are you ready to elevate your truck's style and safety? These tail lights are the answer you've been waiting for. Designed to fit 2014-2018 Sierra models, they boast a sleek and modern look with two horizontal rows of TIR-Optics that provide brilliant illumination for both brake lights and turn signals, ensuring you're seen day and night. But that's not all – these tail lights go above and beyond with powerful LED reverse lights, and the Morimoto Backup-Boost system lets you add an optional LED Reverse Light Bar for an extra 2,700 lumens of controlled light output when backing up. Safety meets style with optional smoked or red outer lenses and a muscular trim. Rest assured, these tail lights are DOT and SAE compliant, guaranteeing they meet all regulations for rear-facing lamps. And to top it off, Morimoto stands behind their product with an industry-leading five-year warranty. Upgrade your Sierra's look and safety today with Morimoto XB LED Tail Lights!